line_max_width

Cap line length in characters (not bytes — code points). Optional tab_width for tab expansion.

- id: docs-80-col
  kind: line_max_width
  paths: "docs/**/*.md"
  max_width: 80
  level: info

Options

Option	Type	Required	Default	Description
max_width	integer (>= 1)	yes		Maximum number of Unicode scalar values (chars) allowed per line.

Plus the common paths, level, id, and when fields. This table is generated from the JSON Schema; option types and defaults are authoritative.